/* ===== HEADER BASE ===== */
.site-header {
  position: relative;
  z-index: 100;
  padding: 20px 0;
  font-family: 'Inter', sans-serif;
}

/* ===== CONTAINER ===== */
.site-header .header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 35px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  background: var(--footer-bg);
  border-radius: 18px;
  border: 1px solid var(--footer-border);

  backdrop-filter: blur(14px);
  transition: transform 0.35s ease;
}

/* ===== LOGO ===== */
.header-logo a {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--footer-heading);
}

.header-logo img {
  max-width: 65px;
}

.header-logo span {
  font-size: 24px;
  font-weight: 700;
  text-transform: uppercase;
}

/* ===== DESKTOP MENU ===== */
.header-nav {
  display: flex;
  gap: 26px;
}

.header-nav a {
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--footer-link);
  text-decoration: none;
  position: relative;
  transition: 0.3s ease;
}

.header-nav a:hover {
  color: var(--footer-link-hover);
  transform: translateY(-2px);
}

/* ===== BURGER ===== */
.header-burger {
  display: none;
  width: 46px;
  height: 46px;
  flex-direction: column;
  justify-content: center;
  align-items: center; /* важно */
  gap: 6px;

  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);

  cursor: pointer;
  transition: 0.3s ease;
  z-index: 1200;
}

.header-burger span {
  height: 2px;
  width: 26px;   /* ⬅️ было 22px → стало чуть шире */
  background: white;
  border-radius: 2px;
  transition: 0.3s ease;
}

/* BURGER → X */
.header-burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header-burger.active span:nth-child(2) {
  opacity: 0;
}

.header-burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== OVERLAY ===== */
.header-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(8px);

  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  z-index: 999;
}

/* ACTIVE */
.header-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ===== DRAWER (PRO VERSION) ===== */
.header-drawer {
  position: absolute;
  top: 0;
  right: 0;

  width: 320px;
  height: 100%;

  background: linear-gradient(135deg, #0b1626 0%, #0f1c2f 60%, #13233a 100%);
  border-left: 1px solid rgba(255,255,255,0.08);

  padding: 28px 22px;

  display: flex;
  flex-direction: column;
  gap: 16px;

  transform: translateX(110%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  box-shadow: -30px 0 60px rgba(0,0,0,0.35);
}

/* OPEN */
.header-overlay.active .header-drawer {
  transform: translateX(0);
}

/* ===== MENU LINKS (PRO STYLE) ===== */
.header-drawer a {
  color: rgba(255,255,255,0.85);
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;

  padding: 10px 12px;
  border-radius: 10px;

  opacity: 0;
  transform: translateX(15px);
  transition: 0.25s ease;
}

/* hover like app menu */
.header-drawer a:hover {
  background: rgba(255,255,255,0.06);
  color: #fff;
  transform: translateX(6px);
}

/* stagger animation */
.header-overlay.active .header-drawer a:nth-child(1) { animation: fadeInMenu 0.4s 0.05s forwards; }
.header-overlay.active .header-drawer a:nth-child(2) { animation: fadeInMenu 0.4s 0.10s forwards; }
.header-overlay.active .header-drawer a:nth-child(3) { animation: fadeInMenu 0.4s 0.15s forwards; }
.header-overlay.active .header-drawer a:nth-child(4) { animation: fadeInMenu 0.4s 0.20s forwards; }

@keyframes fadeInMenu {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ===== PUSH EFFECT (ВАЖНО — ПРОФЕССИОНАЛЬНОЕ ОЩУЩЕНИЕ) ===== */
body.menu-open .header-container {
  transform: scale(0.98);
}

/* ===== MOBILE ===== */
@media (max-width: 900px) {

  .header-nav {
    display: none;
  }

  .header-burger {
    display: flex;
  }

  .header-logo img {
    max-width: 50px;
  }

  .header-logo span {
    font-size: 18px;
  }
}